Mirai from the Future

-Is it really true? Mirai from the future?!

Spoiled Kun lived in a small house with a tiny yard and a miniature tree. And then one day he got a younger sister. Mom and Dad spend a lot of time with the baby and do not pay attention to him! Suddenly feeling sad, Kun meets a guest from the future - his grown-up younger sister! Thus begins a big adventure of brother and sister!